164266163 has 2 divisors, whose sum is σ = 164266164. Its totient is φ = 164266162.

The previous prime is 164266159. The next prime is 164266171. The reversal of 164266163 is 361662461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164266163 - 2² = 164266159 is a prime.

It is not a weakly prime, because it can be changed into another prime (164266103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82133081 + 82133082.

It is an arithmetic number, because the mean of its divisors is an integer number (82133082).

Almost surely, 2^164266163 is an apocalyptic number.

164266163 is a deficient number, since it is larger than the sum of its proper divisors (1).

164266163 is an equidigital number, since it uses as much as digits as its factorization.

164266163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 35.

The square root of 164266163 is about 12816.6361811514. The cubic root of 164266163 is about 547.6663247860. Note that the first 3 decimals are identical.

The spelling of 164266163 in words is "one hundred sixty-four million, two hundred sixty-six thousand, one hundred sixty-three".